3666479

Information

• Patent Grant
• 3666479

• References
• Source

• Patent Number

  3,666,479

• Date Filed

  Not available

• Date Issued

  Tuesday, May 30, 1972
  52 years ago

• CPC

  • G03F5/14 - by contact methods

• US Classifications

  • 430 - Radiation imagery chemistry: process, composition, or product thereof